#
#
# --- CLIMATE --------------------------------------------------
#
# set climate feedback
ea_36=y
#
# --- BIOLOGICAL NEW PRODUCTION --------------------------------
#
#production with N2 fixation
bg_par_bio_prodopt='2N2T_PN_Tdep'
# dynN threshold constant
bg_par_bio_N2fixdyn=0.01
# N:P elemental ratio for diazotrophs
bg_par_bio_NPdiaz=40.0
#Max growth rate for non-diazotroph phyto (yr-1)
bg_par_bio_mu1=65.0
#Max growth rate for diazotroph phyto (yr-1)
bg_par_bio_mu2=2.0
#[PO4] M-M half-sat value (mol kg-1)
bg_par_bio_c0_PO4=0.1E-06
#[N] M-M half-sat value (mol kg-1)
bg_par_bio_c0_N=1.6E-06
#Nstar offset
bg_par_bio_Nstar_offset=0.0
# [Fe] M-M half-sat value (mol kg-1)
bg_par_bio_c0_Fe=0.10E-09
# [Fe] M-M half-sat value (mol kg-1)
bg_par_bio_c0_Fe_Diaz=1.00E-09
#
# --- ORGANIC MATTER EXPORT RATIOS -----------------------------
#
#production fraction of dissolved organic matter
bg_par_bio_red_DOMfrac=0.66
#
# --- INORGANIC MATTER EXPORT RATIOS ---------------------------
#
# underlying export CaCO3 as a proportion of particulate organic matter (i.e., CaCO3/POC)
bg_par_bio_red_POC_CaCO3=0.0485
# exponent for modifier of CaCO3:POC export ratio
bg_par_bio_red_POC_CaCO3_pP=0.7440
#
# --- REMINERALIZATION -----------------------------------------
#
#DOC lifetime (yrs)
bg_par_bio_remin_DOMlifetime=1.0
#initial fractional abundance of POC component #2
bg_par_bio_remin_POC_frac2=0.055
# depth of remineralization or particulate organic matter
bg_par_bio_remin_POC_eL1=589.9451
#remineralization length #2 for POC
bg_par_bio_remin_POC_eL2=1000000.0
#initial fractional abundance of CaCO3 component #2
bg_par_bio_remin_CaCO3_frac2=0.45
# depth of remineralization or CaCO3
bg_par_bio_remin_CaCO3_eL1=1.8905e+003
#remineralization length #2 for CaCO3
bg_par_bio_remin_CaCO3_eL2=1000000.0
#F denitrification O2 threshold (5E-6, Schmittner etal 2008)
bg_par_bio_remin_denitrO2thresh=30E-6
#
# --- IRON ----------------------------------------------------------
#
# aeolian Fe solubility
bg_par_det_Fe_sol=0.00291468
#exponent for aeolian Fe solubility [use 1.0 for uniform solubility]
bg_par_det_Fe_sol_exp=0.500
# modifier of the scavenging rate of dissolved Fe
bg_par_scav_Fe_sf_POC=1.338130
bg_par_scav_Fe_sf_CaCO3=0.000
bg_par_scav_Fe_sf_opal=0.000
bg_par_scav_Fe_sf_det=0.000
# no scavenged regeneration
bg_par_scav_fremin=0.0
# return POFe
bg_ctrl_bio_NO_fsedFe=.false.
# Variable Fe:C
bg_ctrl_bio_red_fixedFetoC=.false.
# adjust pK'(FeL)
bg_par_K_FeL_pP=11.0
#(max) C/Fe organic matter ratio
bg_par_bio_red_POFe_POC=250000.0
#[FeT] dependent Fe:C ratio [Ridgwell, 2001] -- power
bg_par_bio_FetoC_pP=-0.4225
#[FeT] dependent Fe:C ratio [Ridgwell, 2001] -- scaling
bg_par_bio_FetoC_K=103684.0
#[FeT] dependent Fe:C ratio [Ridgwell, 2001] -- constant
bg_par_bio_FetoC_C=0.0
#
# --- DATA SAVING ---------------------------------------------------
#
# level of data saving
bg_par_data_save_level=5
bg_ctrl_debug_lvl0=.true.
ma_debug_loop=2
# turn on tracer 'auditing'
bg_ctrl_audit=.true.
#
# --- FORCINGS ------------------------------------------------------
#
# specify forcings
bg_par_forcing_name="worjh2.FeMahowald2006_RpCO2_Rp13CO2"
bg_par_atm_force_scale_val_3=278.0E-06
bg_par_atm_force_scale_val_4=-6.5
#
# --- END -----------------------------------------------------------
#
#
